ixgbe/base: wait longer for VF link status
ixgbe/base: wait longer for VF link status

Signed-off-by: Changchun Ouyang <593bf1f161e79772915ea885e47cf0e95f4498c0@intel.com>
[Thomas: split patch]

mixja/dpdk,msune/dpdk,john-mcnamara-intel/dpdk,msune/dpdk,tsphillips/dpdk-fork,venkynv/dpdk-mirror,tsphillips/dpdk-fork,venkynv/dpdk-mirror,john-mcnamara-intel/dpdk,mixja/dpdk,john-mcnamara-intel/dpdk,tsphillips/dpdk-fork,mixja/dpdk,msune/dpdk,venkynv/dpdk-mirror,john-mcnamara-intel/dpdk,tsphillips/dpdk-fork,msune/dpdk,mixja/dpdk,venkynv/dpdk-mirror